Mercurial > urweb

annotate lib/ur/option.urs @ 905:7a4b026e45dd

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Library improvements; proper list [un]urlification; remove server-side ServerCalls; eta reduction in type inference
author Adam Chlipala <adamc@hcoop.net>
date Sun, 09 Aug 2009 16:13:27 -0400
parents 0d30e6338c65
children da3ec6014d2f
rev   line source
adamc@841 1 datatype t = datatype Basis.option
adamc@841 2
adamc@846 3 val eq : a ::: Type -> eq a -> eq (t a)
adamc@846 4
adamc@841 5 val isSome : a ::: Type -> t a -> bool
adamc@844 6
adamc@844 7 val mp : a ::: Type -> b ::: Type -> (a -> b) -> t a -> t b
adamc@846 8 val bind : a ::: Type -> b ::: Type -> (a -> option b) -> t a -> t b